/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package vn.ac.c0910g.assignment.Servlet;

import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import vn.ac.c0910g.assignment.DAO.OrderDetailsDAO;
import vn.ac.c0910g.assignment.DAO.OrdersDAO;
import vn.ac.c0910g.assignment.DAO.ServicesDAO;
import vn.ac.c0910g.assignment.Entity.OrderDetails;


/**
 *
 * @author BachLe
 */
public class OrderDetailServlet extends HttpServlet {

    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        PrintWriter out = response.getWriter();
        OrderDetailsDAO odDAO = new OrderDetailsDAO();
        ServicesDAO serviceDAO = new ServicesDAO();
        OrdersDAO odsDAO = new OrdersDAO();
        String xmlResponse = "<result>";
        try {          
            int orderDetailsId = (Integer.parseInt(request.getParameter("id")));
            int unitprice = (Integer.parseInt(request.getParameter("unitPrice")));
            int quantity = (Integer.parseInt(request.getParameter("quantity")));
            String action = (String)request.getParameter("action");

            OrderDetails od = new OrderDetails();
            od.setOrderDetailsID(orderDetailsId);
            od.setUnitPrice(unitprice);
            od.setQuantity(quantity);
            if(action.equalsIgnoreCase("add")){
                odDAO.addOrderDetails(od);
            }else if(action.equalsIgnoreCase("edit")){
                odDAO.updateOrderDetails(od);
            }else if(action.equalsIgnoreCase("delete")){
                odDAO.deleteOrderDetails(od);
            }
            xmlResponse = xmlResponse + "success";
        } catch(Exception e){
            xmlResponse = xmlResponse + " error " + e.getMessage() ;
        } finally {
            xmlResponse = xmlResponse + "</result>";
            out.print(xmlResponse);
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
